20944655

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1597}}^1$

素因数の和:1706

約数の個数: 16

約数和(自身を含む): 26156064

約数和(自身を除く): 5211409

約数列:

[1, 5, 43, 61, 215, 305, 1597, 2623, 7985, 13115, 68671, 97417, 343355, 487085, 4188931, 20944655]

約数ペア:

[(1, 20944655), (5, 4188931), (43, 487085), (61, 343355), (215, 97417), (305, 68671), (1597, 13115), (2623, 7985)]